Sampling to a next hop

Scalable and robust troubleshooting framework for VPN backbones

Selectable loss of signal (LOS) criteria

Selective test point for high speed SERDES cores in...

Self-diagnostic method for detecting faults in a transceiver...

Short cell management unit and method

Signal transfer device in a telecommunications network

Silent datapath failure detection

Sliding frame comparator in a network diagnostic device

Smart protection escalation mechanism prevention

SONET network outage impact measurement

SONET network outage impact measurement

SONET network outage impact measurement

Sparse channel dual-error tracking adaptive filter/equalizer

Storage control apparatus, storage apparatus, storage...

Subscriber control module having a test apparatus for...

Switch apparatus and network system

Switch protection arrangement

Switching router and a datagram transfer system

Synchronous data communication